Test your basic knowledge |

Dairy Cattle And Reproduction

Subjects : industries, dairy
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Can produce 200 calves naturally (~100 bulls) - top 1-2% will grade like him. everything left to chance if no AI performed






2. Knife-loose ~1wk of growth. band-loose ~2wks of growth.






3. Cleans and lubricates the urethra ahead of the sperm. (if not - the urine in the urethra has a high salt content and would cause sperm to rupture and die)






4. Provide nourishment for the developing sperm






5. Serves as a bone cradle for the reproductive system. used greatly in palpation as a 'landmark'.






6. S-shaped inside body - relaxes to be exposed for breeding. Disadvantges: muscles weaken with age - cannot always hold it in - exposed to harsh outside conditions or stepped on.

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


7. Not under a timeline - cow can not be sold as steak






8. Allows extension of penis without fibro-elastic penis






9. 19-23 (21) days






10. (LH) causes female's egg to break (her period)






11. Contains and regulates the temp of the testes for sperm production






12. Way to know everything is alright with the breeding male






13. 1. reproduction - 2. mastitis/udder problems - 3. low milk production - 4. soundness/poor feet and legs (living on concrete)






14. (LH) stimulates the Leydig cells to produce testosterone






15. (LH) causes female's egg to break (her period)






16. 14-19 (17) days






17. Days which have increasing daylight hours

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


18. Supply nutrients for the sperm following ejaculation and deposition into the female reproductive tract






19. (male) definition: duct located outside of the testes. 3 parts: head - body - tail. 4 Functions:concentrate sperm - store sperm - transport sperm - site of sperm maturation. entire process takes ~40-60 days






20. Supply nutrients for the sperm following ejaculation and deposition into the female reproductive tract






21. ~60 days before calving






22. Castration tool which clamps down on the vans deferens. causes the sperm to not reach the penis to be ejaculated






23. Castration tool that uses a band around the testicles which cuts off circulation and eventually the testicles fall off






24. What about the sperm for a bull which has been castrated but still has testicles?






25. 114 days






26. 2 month growth cycle. stored in the epididymis of the bull






27. Organ of copulation - provides passageway for semen and urine - muscular organ characterized especially by its spongy - erectile tissue that fills with blood






28. 14-19 (17) days






29. 1. to eliminate breeding the females at an early age - 2. makes animals less lean and provides a better cut for the market






30. Castration tool which clamps down on the vans deferens. causes the sperm to not reach the penis to be ejaculated






31. Start of the reproductive tract for the female. located outside of the body






32. Milk made by mother which includes antibodies for the calf. MUST be given to the calf within the first 24 hrs of life. also provides calf with energy stores. effectiveness lasts from 4-8 months of age.






33. Larger the cow - more milk is produced; smaller the cow - less milk is produced






34. (FSH) causes egg to mature in females






35. Implies the amount of estrogen production






36. Produce testosterone. located between the seminiferous tubules






37. Constitute 50-90% of the volume of the ejaculate. (3 glands total: seminal vesicles - prostate gland - cowper's gland)






38. Look for infection - split - and rupture of the penis






39. Animals which have only one estrous cycle (ex: dog - fox)






40. Days which have increasing daylight hours

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


41. Superior genes are _______ to multiply






42. Located directly in front of the cervix. fertilized egg implants here. connected to two uterine horns. implantation occurs on the same side as ovulation occurred.






43. Sperm production






44. What makes the milk flow through the mammary glands?






45. What about the sperm for a bull which has been castrated but still has testicles?






46. Microscopic - make sure not sterile - very few bulls are actually tested






47. 1. reproduction - 2. mastitis/udder problems - 3. low milk production - 4. soundness/poor feet and legs (living on concrete)






48. So when offspring are born - there is more food to be found for energy stores and fat deposits IN THE SPRING






49. Gonadotropic (GnRH) is (FSH and LH). Follical Stimulating (FSH) and Lutinizing Hormone (LH).






50. 16-20 hours